二
20
WSADATA wsa;
WSAStartup(MAKEWORD(2,2),&wsa);
hostent *pht;
pht=gethostbyname(“www.lingdux.com”);
LPSTR pstr=pht->h_addr_list[0];
struct in_addr inaddr;
memmove(&inaddr,pstr,4);
MessageBoxA(0,inet_ntoa(inaddr),0,0);